/**
  * @param PosterInterface $poster
  * @param PosterInterface $parent
  * @param array           $params
  *
  * @return Event
  */
 public function addEvent(PosterInterface $poster, PosterInterface $parent, $params = [])
 {
     $group = new Event(['user_id' => $poster->getUserId(), 'poster_id' => $poster->getId(), 'poster_type' => $poster->getType(), 'parent_id' => $parent->getId(), 'parent_type' => $parent->getType(), 'parent_user_id' => $parent->getUserId(), 'created_at' => KENDO_DATE_TIME, 'modified_at' => KENDO_DATE_TIME]);
     $group->setFromArray($params);
     $group->save();
     return $group;
 }